def place(key,keywords="美食",city="广州",citylimit=None,children=0,offset=20,page=1,extensions="base",sig=None,callback=None,output="json"):
    place_url="https://restapi.amap.com/v3/place/text?parameters"
    params={
        "key":key,
        "keywords":keywords,
        "city":city,
        "citylimit":citylimit,
        "children":children,
        "offset":offset,
        "page":page,
        "extensions":extensions,
        "sig":sig,
        "callback":callback,
        "output":"json"
    }
        r= requests.get(place_url,params=params)
        place=r.json()
        return place